Samurais and Ninjas are famous for their razor sharp swords and daggers. Since these were the only effective weapons in the past for up-close battles, they were the preferred choice of brave warriors.
This AboutUs list covers websites offering modern to historical swords and daggers including fictional classics such as "genuine" light-sabers. Moreover there are websites which sell replica swords that can be used to recreate battle scenes for plays and more. Also the list tells you about sites offering a huge variety of swords used in various movies, classic Japanese Anime, which are a great gift for collectors and hobbyists.
Feel free to update this list by adding related websites along with a brief summary.